be2net: Ignore physical link async event for Lancer

The ability of driver to transmit packets depends on logical state
of the link. Ignore physical link status.

Signed-off-by: Padmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 793249053066..7fac97b4bb59 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -141,6 +141,11 @@ static void be_async_link_state_process(struct be_adapter *adapter,
         /* When link status changes, link speed must be re-queried from FW */
         adapter->phy.link_speed = -1;
 
+        /* Ignore physical link event */
+        if (lancer_chip(adapter) &&
+            !(evt->port_link_status & LOGICAL_LINK_STATUS_MASK))
+                return;
+
         /* For the initial link status do not rely on the ASYNC event as
          * it may not be received in some cases.
          */
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index d5a4dedf1132..250f19b5f7b6 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -93,6 +93,7 @@ enum {
         LINK_UP         = 0x1
 };
 #define LINK_STATUS_MASK                        0x1
+#define LOGICAL_LINK_STATUS_MASK                0x2
 
 /* When the event code of an async trailer is link-state, the mcc_compl
  * must be interpreted as follows